40355520131452 has 6 divisors (see below), whose sum is σ = 70622160230048. Its totient is φ = 20177760065724.

The previous prime is 40355520131449. The next prime is 40355520131453. The reversal of 40355520131452 is 25413102555304.

It is a super-3 number, since 3×40355520131452³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40355520131453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5044440016428 + ... + 5044440016435.

Almost surely, 2^{40355520131452} is an apocalyptic number.

It is an amenable number.

40355520131452 is a deficient number, since it is larger than the sum of its proper divisors (30266640098596).

40355520131452 is a wasteful number, since it uses less digits than its factorization.

40355520131452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10088880032867 (or 10088880032865 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 40355520131452 its reverse (25413102555304), we get a palindrome (65768622686756).

The spelling of 40355520131452 in words is "forty trillion, three hundred fifty-five billion, five hundred twenty million, one hundred thirty-one thousand, four hundred fifty-two".